CN203447907U - Pulse dust collector with heat recovery function - Google Patents
Pulse dust collector with heat recovery function Download PDFInfo
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- CN203447907U CN203447907U CN201320528267.9U CN201320528267U CN203447907U CN 203447907 U CN203447907 U CN 203447907U CN 201320528267 U CN201320528267 U CN 201320528267U CN 203447907 U CN203447907 U CN 203447907U
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- heat exchanger
- bag
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- exchanger plates
- injection tube
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Abstract
The utility model discloses a pulse dust collector with a heat recovery function, which comprises a box body 1, a bag chamber 2, a gas inlet 4, an ash collection bucket 5, an ash outlet 6, an ash discharge valve 7, a gas purifying box 8, a pure gas outlet 9, a spray-blow pipe 10, a pulse valve 11, a Venturi tube 12, a porous plate 13, a filter bag skeleton 14, a filter bag 15 and a spray-blow pipe mounting hole 21. The dust collector disclosed by the utility model has the advantages of strong ash removal ability, high dust collection efficiency, low emission concentration and stable and reliable operation, can recycle the heat energy in smoke, saves energy, realizes good economic benefits, and can effectively reduce the temperature of the entering smoke so as to prolong the service life of the filter bag exponentially; moreover, the dust collector is widely applicable to the dust-containing gas purification and material recovery of the industries of metallurgy, building materials, cement, machinery, chemical industry, electric power and light industry.
Description
Technical field
The utility model relates in the method for physics general in operation or chemistry or device and is specifically designed to improved filter and the filter method field that dispersed granules is separated from gas or steam, espespecially a kind of pulse dust collector with heat recovery function in separation.
Background technology
Short flow process " process for making development is swift and violent, and a collection of Large Electric Furnace is constructed and put into operation in succession.The flue dust that electric furnace smelting association is a large amount of, its fume amount is directly proportional to electric steel output.Furnace equipment maximizes dedusting technology has been proposed to higher requirement, steel-smelting electric furnace smoke and dust treatment technology, in China, obtained rapid progress, but still have Eaf'S Dusting System operation not smooth, effect is not good enough, its main cause is the restriction that the use of bagroom can be subject to filtrate temperature resistant capability, conventionally the flue gas of kiln can reach even thousands of degrees Celsius of hundreds ofs, it is high that sack cleaner can not adapt to electric furnace dust temperature, the thin glutinous characteristic of particle diameter, dust remover resistance is higher, life-span of the filter bag is short, for solving in this filtrate used, glass fibre filtrate heatproof is the highest, long-term work temperature can reach 280 ℃, but industrial furnace problem, must take measures the temperature of flue gas to be reduced in the scope that filtrate can bear, if and can be by the heat recovery and utilization in flue dust, can save the energy, can reduce production costs again.
Utility model content
For above-mentioned technical problem, the utility model provides a kind of pulse dust collector with heat recovery function, this dust-precipitator deashing ability is strong, efficiency of dust collection is high, concentration of emission is low, stable and reliable operation, can recycle the heat energy in flue dust, save the energy, good in economic efficiency, can effectively reduce the temperature that enters flue dust, thereby extend exponentially the life-span of filter bag, be widely used, be applicable to the purification of dusty gas and the recovery of material of metallurgy, building materials, cement, machinery, chemical industry, electric power, light industry.
For solving the problems of the technologies described above, the utility model provides a kind of pulse dust collector with heat recovery function, comprises casing, bag chamber, air inlet, flue-dust retainer, ash discharging hole, unloading valve, Gas-cleaning box, pure qi (oxygen) outlet, injection tube, pulse valve, Venturi, porous plate, Filter-bag carcass, filter bag, injection tube installing hole, the top of casing is provided with Gas-cleaning box, the top of Gas-cleaning box one side is provided with pure qi (oxygen) outlet, the middle part of Gas-cleaning box opposite side is provided with injection tube installing hole, in injection tube installing hole, injection tube is installed, one end of injection tube is connected with pulse valve, the other end of injection tube extends to the inside of Gas-cleaning box, the bottom that extends to the injection tube of Gas-cleaning box inside is provided with some Venturis, the bottom of Gas-cleaning box is provided with porous plate, the Filter-bag carcass equating with Venturi quantity is installed on porous plate, filter bag is all installed on each Filter-bag carcass, described Venturi extends downward the top of Filter-bag carcass inside, Wei Dai chamber, the residing region of filter bag, casing middle part, on the casing of bag chamber one side, be provided with air inlet, the bottom of casing is provided with ash discharging hole, between casing and ash discharging hole, be provided with " V " type flue-dust retainer, ash discharging hole place is provided with unloading valve, wherein between bag chamber, casing middle part and air inlet, be provided with heat-exchanger rig.
As further improvement of the utility model, heat-exchanger rig comprises heat exchanger plates, and the top of heat exchanger plates is provided with cooling water inlet, and cooling water inlet place is connected with cold water pipe, and the bottom of heat exchanger plates is provided with hot water outlet, and hot water exit is connected with hot-water line.
As further improvement of the utility model, in order to adapt to different technological requirements, heat exchanger plates comprises straight plate or corrugated sheet.
As further improvement of the utility model, in order to adapt to different technological requirements, heat exchanger plates comprises hollow sheeting or is provided with the solid slab of some cooling tubes.
As further improvement of the utility model, in order to guarantee the cooling effect of heat exchanger plates, the spacing between heat exchanger plates is 2～10cm.
As further improvement of the utility model, in order to guarantee the cooling effect of heat exchanger plates, the thickness of heat exchanger plates is 1～5cm.
As further improvement of the utility model, in order to guarantee the cooling effect of heat exchanger plates, heat exchanger plates cooling water inlet be set to 1～6, hot water outlet is set to 1～6.
Operation principle: entered in dust-precipitator by air inlet containing flue gas, first by heat-exchanger rig, to flue gas, carry out cooling, because the movement velocity through flue gas in heat-exchanger rig can reduce, now compared with coarse granule, directly fall into dust hopper or ash silo, thinner particle is after supercooling, enter a bag chamber, in bag chamber, dusty gas is through filter bag, dust detention is in filter bag surface, pure qi (oxygen) arrives air-purifying chamber through sack, by pure qi (oxygen) outlet, be drained in atmosphere, dust when filter bag surface constantly increases, while causing equipment resistance to rise to setting value, time breaker output signal, program control instrument is started working, unbalanced pulse valve one by one, make compressed air to filter bag, carry out jetting deashing by spout, filter bag is expanded suddenly, under the effect of back draught, the dust that invests bag table hightails filter bag and falls into dust hopper, and discharge from ash discharging hole.Winding-up filter bag is deashing by row, and other row's filter bags still normally filter not blowing-out machine.The jet velocity of pulse can be adjusted by controller, reaches dust removing effects and saves force feed air.Cold water in heat-exchanger rig absorbs the heat in flue dust, becomes hot water, and hot water returns to workshop section through hot-water line and recycles.
The utility model compared with prior art has following beneficial effect:
1. this dust-precipitator deashing ability is strong, and efficiency of dust collection is high, and concentration of emission is low, and stable and reliable operation can be recycled the heat energy in flue dust, saves the energy, good in economic efficiency;
2. this dust-precipitator can effectively reduce the temperature that enters flue dust clearly, thereby has extended exponentially the life-span of filter bag;
3. this dust-precipitator is widely used clearly, is applicable to the purification of dusty gas and the recovery of material of metallurgy, building materials, cement, machinery, chemical industry, electric power, light industry.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation with the pulse dust collector of heat recovery function;
Fig. 2 is a kind of top view with the pulse dust collector waveform heat exchanger plates of heat recovery function;
1-casing, 2-bag chamber, 3-heat-exchanger rig, 4-air inlet, 5-flue-dust retainer, 6-ash discharging hole, 7-unloading valve, 8-Gas-cleaning box, the outlet of 9-pure qi (oxygen), 10-injection tube, 11-pulse valve, 12-Venturi, 13-porous plate, 14-Filter-bag carcass, 15-filter bag, 16-cold water pipe, 17-hot-water line, 18-heat exchanger plates, 19-cooling water inlet, 20-hot water outlet, 21-injection tube installing hole in figure.
The specific embodiment
embodiment 1
A kind of pulse dust collector with heat recovery function as depicted in figs. 1 and 2, comprise casing 1, bag chamber 2, air inlet 4, flue-dust retainer 5, ash discharging hole 6, unloading valve 7, Gas-cleaning box 8, pure qi (oxygen) outlet 9, injection tube 10, pulse valve 11, Venturi 12, porous plate 13, Filter-bag carcass 14, filter bag 15, injection tube installing hole 21, the top of casing 1 is provided with Gas-cleaning box 8, the top of Gas-cleaning box 8 one sides is provided with pure qi (oxygen) outlet 9, the middle part of Gas-cleaning box 8 opposite sides is provided with injection tube installing hole 21, injection tube 10 is installed in injection tube installing hole 21, one end of injection tube 10 is connected with pulse valve 11, the other end of injection tube 10 extends to the inside of Gas-cleaning box 8, the bottom that extends to the injection tube 10 of Gas-cleaning box 8 inside is provided with some Venturis 12, the bottom of Gas-cleaning box 8 is provided with porous plate 13, the Filter-bag carcass 14 equating with Venturi 12 quantity is installed on porous plate 13, on each Filter-bag carcass 14, filter bag 15 is all installed, described Venturi 12 extends downward the top of Filter-bag carcass 14 inside, casing 1 Wei Dai chamber, the residing region of middle part filter bag 15 2, on the casing 1 of bag chamber 2 one sides, be provided with air inlet 4, the bottom of casing 1 is provided with ash discharging hole 6, between casing 1 and ash discharging hole 6, be provided with " V " type flue-dust retainer 5, ash discharging hole 6 places are provided with unloading valve 7, wherein between casing 1 bag chamber 2, middle part and air inlet 4, be provided with heat-exchanger rig 3, heat-exchanger rig 3 comprises heat exchanger plates 18, the top of heat exchanger plates 18 is provided with cooling water inlet 19, cooling water inlet 19 places are connected with cold water pipe 16, the bottom of heat exchanger plates 18 is provided with hot water outlet 20, hot water outlet 20 places are connected with hot-water line 17, in order to adapt to different technological requirements, heat exchanger plates 18 is straight plate or corrugated sheet, in order to adapt to different technological requirements, heat exchanger plates 18 is hollow sheeting or the solid slab that is provided with some cooling tubes, in order to guarantee the cooling effect of heat exchanger plates 18, spacing between heat exchanger plates 18 is 2cm, in order to guarantee the cooling effect of heat exchanger plates 18, the thickness of heat exchanger plates 18 is 1cm, in order to guarantee the cooling effect of heat exchanger plates 18, heat exchanger plates 18 cooling water inlet 19 be set to 1, hot water outlet 20 is set to 1.
A kind of pulse dust collector with heat recovery function as depicted in figs. 1 and 2, comprise casing 1, bag chamber 2, air inlet 4, flue-dust retainer 5, ash discharging hole 6, unloading valve 7, Gas-cleaning box 8, pure qi (oxygen) outlet 9, injection tube 10, pulse valve 11, Venturi 12, porous plate 13, Filter-bag carcass 14, filter bag 15, injection tube installing hole 21, the top of casing 1 is provided with Gas-cleaning box 8, the top of Gas-cleaning box 8 one sides is provided with pure qi (oxygen) outlet 9, the middle part of Gas-cleaning box 8 opposite sides is provided with injection tube installing hole 21, injection tube 10 is installed in injection tube installing hole 21, one end of injection tube 10 is connected with pulse valve 11, the other end of injection tube 10 extends to the inside of Gas-cleaning box 8, the bottom that extends to the injection tube 10 of Gas-cleaning box 8 inside is provided with some Venturis 12, the bottom of Gas-cleaning box 8 is provided with porous plate 13, the Filter-bag carcass 14 equating with Venturi 12 quantity is installed on porous plate 13, on each Filter-bag carcass 14, filter bag 15 is all installed, described Venturi 12 extends downward the top of Filter-bag carcass 14 inside, casing 1 Wei Dai chamber, the residing region of middle part filter bag 15 2, on the casing 1 of bag chamber 2 one sides, be provided with air inlet 4, the bottom of casing 1 is provided with ash discharging hole 6, between casing 1 and ash discharging hole 6, be provided with " V " type flue-dust retainer 5, ash discharging hole 6 places are provided with unloading valve 7, wherein between casing 1 bag chamber 2, middle part and air inlet 4, be provided with heat-exchanger rig 3, heat-exchanger rig 3 comprises heat exchanger plates 18, the top of heat exchanger plates 18 is provided with cooling water inlet 19, cooling water inlet 19 places are connected with cold water pipe 16, the bottom of heat exchanger plates 18 is provided with hot water outlet 20, hot water outlet 20 places are connected with hot-water line 17, in order to adapt to different technological requirements, heat exchanger plates 18 is straight plate or corrugated sheet, in order to adapt to different technological requirements, heat exchanger plates 18 is hollow sheeting or the solid slab that is provided with some cooling tubes, in order to guarantee the cooling effect of heat exchanger plates 18, spacing between heat exchanger plates 18 is 10cm, in order to guarantee the cooling effect of heat exchanger plates 18, the thickness of heat exchanger plates 18 is 5cm, in order to guarantee the cooling effect of heat exchanger plates 18, heat exchanger plates 18 cooling water inlet 19 be set to 6, hot water outlet 20 is set to 6.
A kind of pulse dust collector with heat recovery function as depicted in figs. 1 and 2, comprise casing 1, bag chamber 2, air inlet 4, flue-dust retainer 5, ash discharging hole 6, unloading valve 7, Gas-cleaning box 8, pure qi (oxygen) outlet 9, injection tube 10, pulse valve 11, Venturi 12, porous plate 13, Filter-bag carcass 14, filter bag 15, injection tube installing hole 21, the top of casing 1 is provided with Gas-cleaning box 8, the top of Gas-cleaning box 8 one sides is provided with pure qi (oxygen) outlet 9, the middle part of Gas-cleaning box 8 opposite sides is provided with injection tube installing hole 21, injection tube 10 is installed in injection tube installing hole 21, one end of injection tube 10 is connected with pulse valve 11, the other end of injection tube 10 extends to the inside of Gas-cleaning box 8, the bottom that extends to the injection tube 10 of Gas-cleaning box 8 inside is provided with some Venturis 12, the bottom of Gas-cleaning box 8 is provided with porous plate 13, the Filter-bag carcass 14 equating with Venturi 12 quantity is installed on porous plate 13, on each Filter-bag carcass 14, filter bag 15 is all installed, described Venturi 12 extends downward the top of Filter-bag carcass 14 inside, casing 1 Wei Dai chamber, the residing region of middle part filter bag 15 2, on the casing 1 of bag chamber 2 one sides, be provided with air inlet 4, the bottom of casing 1 is provided with ash discharging hole 6, between casing 1 and ash discharging hole 6, be provided with " V " type flue-dust retainer 5, ash discharging hole 6 places are provided with unloading valve 7, wherein between casing 1 bag chamber 2, middle part and air inlet 4, be provided with heat-exchanger rig 3, heat-exchanger rig 3 comprises heat exchanger plates 18, the top of heat exchanger plates 18 is provided with cooling water inlet 19, cooling water inlet 19 places are connected with cold water pipe 16, the bottom of heat exchanger plates 18 is provided with hot water outlet 20, hot water outlet 20 places are connected with hot-water line 17, in order to adapt to different technological requirements, heat exchanger plates 18 is straight plate or corrugated sheet, in order to adapt to different technological requirements, heat exchanger plates 18 is hollow sheeting or the solid slab that is provided with some cooling tubes, in order to guarantee the cooling effect of heat exchanger plates 18, spacing between heat exchanger plates 18 is 6cm, in order to guarantee the cooling effect of heat exchanger plates 18, the thickness of heat exchanger plates 18 is 3cm, in order to guarantee the cooling effect of heat exchanger plates 18, heat exchanger plates 18 cooling water inlet 19 be set to 3, hot water outlet 20 is set to 3.
Claims (7)
1. a pulse dust collector with heat recovery function, comprise casing (1), bag chamber (2), air inlet (4), flue-dust retainer (5), ash discharging hole (6), unloading valve (7), Gas-cleaning box (8), pure qi (oxygen) outlet (9), injection tube (10), pulse valve (11), Venturi (12), porous plate (13), Filter-bag carcass (14), filter bag (15), injection tube installing hole (21), the top of casing (1) is provided with Gas-cleaning box (8), the top of Gas-cleaning box (8) one sides is provided with pure qi (oxygen) outlet (9), the middle part of Gas-cleaning box (8) opposite side is provided with injection tube installing hole (21), injection tube (10) is installed in injection tube installing hole (21), one end of injection tube (10) is connected with pulse valve (11), the other end of injection tube (10) extends to the inside of Gas-cleaning box (8), the bottom that extends to the inner injection tube (10) of Gas-cleaning box (8) is provided with some Venturis (12), the bottom of Gas-cleaning box (8) is provided with porous plate (13), the Filter-bag carcass (14) equating with Venturi (12) quantity is installed on porous plate (13), filter bag (15) is all installed on each Filter-bag carcass (14), described Venturi (12) extends downward the inner top of Filter-bag carcass (14), filter bag (15) Wei Dai chambers, residing region (2), casing (1) middle part, on the casing (1) of bag chamber (2) one sides, be provided with air inlet (4), the bottom of casing (1) is provided with ash discharging hole (6), between casing (1) and ash discharging hole (6), be provided with " V " type flue-dust retainer (5), ash discharging hole (6) locates to be provided with unloading valve (7), it is characterized in that: between bag chamber (2), casing (1) middle part and air inlet (4), be provided with heat-exchanger rig (3).
2. a kind of pulse dust collector with heat recovery function according to claim 1, it is characterized in that: heat-exchanger rig (3) comprises heat exchanger plates (18), the top of heat exchanger plates (18) is provided with cooling water inlet (19), cooling water inlet (19) locates to be connected with cold water pipe (16), the bottom of heat exchanger plates (18) is provided with hot water outlet (20), and hot water outlet (20) locates to be connected with hot-water line (17).
3. a kind of pulse dust collector with heat recovery function according to claim 2, is characterized in that: heat exchanger plates (18) comprises straight plate or corrugated sheet.
4. a kind of pulse dust collector with heat recovery function according to claim 2, is characterized in that: heat exchanger plates (18) comprises hollow sheeting or is provided with the solid slab of some cooling tubes.
5. a kind of pulse dust collector with heat recovery function according to claim 2, is characterized in that: the spacing between heat exchanger plates (18) is 2～10cm.
6. a kind of pulse dust collector with heat recovery function according to claim 2, is characterized in that: the thickness of heat exchanger plates (18) is 1～5cm.
7. a kind of pulse dust collector with heat recovery function according to claim 2, is characterized in that: heat exchanger plates (18) cooling water inlet (19) be set to 1～6, hot water outlet (20) is set to 1～6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320528267.9U CN203447907U (en) | 2013-08-28 | 2013-08-28 | Pulse dust collector with heat recovery function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320528267.9U CN203447907U (en) | 2013-08-28 | 2013-08-28 | Pulse dust collector with heat recovery function |
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| Publication Number | Publication Date |
|---|---|
| CN203447907U true CN203447907U (en) | 2014-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320528267.9U Expired - Fee Related CN203447907U (en) | 2013-08-28 | 2013-08-28 | Pulse dust collector with heat recovery function |
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| CN (1) | CN203447907U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109589708A (en) * | 2019-02-15 | 2019-04-09 | 南通飞跃重型工程设备制造有限公司 | A kind of dust-precipitator |
| CN109999569A (en) * | 2019-04-11 | 2019-07-12 | 厦门绿湾环保科技有限公司 | A kind of dust-extraction unit and its application method for high temperature dust exhaust gas |
| CN111569555A (en) * | 2020-05-12 | 2020-08-25 | 郝宏桥 | Cement manufacture equipment with cooling function |
-
2013
- 2013-08-28 CN CN201320528267.9U patent/CN203447907U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109589708A (en) * | 2019-02-15 | 2019-04-09 | 南通飞跃重型工程设备制造有限公司 | A kind of dust-precipitator |
| CN109999569A (en) * | 2019-04-11 | 2019-07-12 | 厦门绿湾环保科技有限公司 | A kind of dust-extraction unit and its application method for high temperature dust exhaust gas |
| CN109999569B (en) * | 2019-04-11 | 2021-08-17 | 厦门绿湾环保科技有限公司 | Dust removal device for high-temperature dust-containing waste gas and use method thereof |
| CN111569555A (en) * | 2020-05-12 | 2020-08-25 | 郝宏桥 | Cement manufacture equipment with cooling function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20190828 |